#pragma once


#include <string>
#include <windows.h>

// using namespace std;

//Converting a WChar string to a Ansi string
std::string WChar2Ansi(LPCWSTR pwszSrc)
{
    int nLen = WideCharToMultiByte(CP_ACP, 0, pwszSrc, -1, NULL, 0, NULL, NULL);

    if (nLen <= 0) return std::string("");

    char* pszDst = new char[nLen];
    if (NULL == pszDst) return std::string("");

    WideCharToMultiByte(CP_ACP, 0, pwszSrc, -1, pszDst, nLen, NULL, NULL);
    pszDst[nLen - 1] = 0;

    std::string strTemp(pszDst);
    delete [] pszDst;

    return strTemp;
}

std::string ws2s(std::wstring& inputws) { return WChar2Ansi(inputws.c_str()); }

//Converting a Ansi string to WChar string

std::wstring Ansi2WChar(LPCSTR pszSrc, int nLen)

{
    int nSize = MultiByteToWideChar(CP_ACP, 0, (LPCSTR)pszSrc, nLen, 0, 0);
    if (nSize <= 0) return NULL;

    WCHAR *pwszDst = new WCHAR[nSize + 1];
    if (NULL == pwszDst) return NULL;

    MultiByteToWideChar(CP_ACP, 0, (LPCSTR)pszSrc, nLen, pwszDst, nSize);
    pwszDst[nSize] = 0;

    if (pwszDst[0] == 0xFEFF) // skip Oxfeff
        for (int i = 0; i < nSize; i++)
            pwszDst[i] = pwszDst[i + 1];

    std::wstring wcharString(pwszDst);
    delete [] pwszDst;

    return wcharString;
}

std::wstring s2ws(const std::string& s) { return Ansi2WChar(s.c_str(), s.size()); }